correct typo in README
Merge pull request #173 from fionatay/master

Correct typo in README
Revert "Remove sidebar elements, which need to query API"

This reverts commit d0009176f984a4c12d621ee62391be2794e20fa9.
Fix minor spelling mistakes
Merge pull request #178 from fionatay/spelling

Fix minor spelling mistakes
Add placeholder for search input
Merge pull request #179 from fionatay/placeholder

Add a placeholder for the repository search bar